ServletConfig 的用方法

 javax.servlet

Interface ServletConfig

All Known Implementing Classes:

GenericServlet, HttpServlet

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public interface ServletConfig

A servlet configuration object used by a servlet container to pass information to a servlet during initialization.

在servlet初始化过程当中，web容器（好比tomcat）会使用ServletConfig来向servlet传递信息。

 

Method Summary
java.lang.String	getInitParameter(java.lang.String name)            Returns a String containing the value of the named initialization parameter, or null if the parameter does not exist.
java.util.Enumeration	getInitParameterNames() ；  on parameters as an Enumeration of String objects, or an emptyEnumeration if the servlet has no initialization parameters.
ServletContext	getServletContext()            Returns a reference to the ServletContext in which the caller is executing.
java.lang.String	getServletName()            Returns the name of this servlet instance.

 

对于 getServletName() 的获得的值在web.xml 中是这样的定义的：

<servlet-name>XXXServlet</servlet-name>